Double containment elbow fitting



FIG. 1 is a perspective view of the double containment elbow fitting in its environment with a pipe inserted in one end;

FIG. 2 is a front and top perspective view of the double containment elbow fitting;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a front view of FIG. 2;

FIG. 5 is a top view of FIG. 2;

FIG. 6 is a rear view of FIG. 2;

FIG. 7 is a bottom view of FIG. 2;

FIG. 8 is an exploded view of Figure 2 in a disassembled configuration;

FIG. 9 is an enlarged detailed view of the disassembled corner 9 shown in FIG. 8;

FIG. 10 is a cross sectional view of FIG. 9 along line 10-10; and,

FIG. 11 is a top sectional view of the disassembled configuration shown in FIG. 8 along line 11-11.

The dash dot broken lines depict environmental subject matter that forms no part of the claim. The dot dash broken line indicates cutoff boundaries for the enlarged detail portion view designated in FIGS. 8 and 9 and firm no part of the claim. 

CLAIM I claim the ornamental design for a double containment elbow fitting, as shown and described. 